Chinese Gender Predictor: Lunar Age & Conception Month Calculator

Predict your baby's gender with the authentic Qing Dynasty Palace Chart (清宫图). Enter the mother's date of birth and estimated conception date - our calculator automatically determines your exact Chinese Lunar Age (虚岁) and Lunar Conception Month (农历月份) to pinpoint your result on the 700-year-old imperial grid.

Key Takeaways: Authentic Chinese Gender Predictor

True Lunisolar Variables: Calculations require the mother's Chinese lunar age (虚岁) at conception and the lunar conception month, not standard Gregorian calendar dates.
Automated Astronomical Math: Our tool automatically converts your solar dates, accounting for variable Lunar New Year cutoff dates and leap months (閏月).
Permanent Imperial Matrix: The authentic Qing Dynasty chart is 100% fixed for maternal lunar ages 18–45; only the solar conversion dates shift each year.
Cultural Heritage: A treasured 700-year-old imperial tradition celebrated by expecting families worldwide; clinical confirmation is done via prenatal ultrasound or NIPT.

How the Chinese Gender Predictor Works (True Lunar Mechanics)

Unlike western pregnancy tools that rely on the solar calendar, the authentic Qing Dynasty chart (清宫图) requires exact lunisolar astronomical conversions. Here is the step-by-step science behind our calculation:

1. How Chinese Lunar Age (虚岁) is Calculated

In traditional Chinese culture, a baby is considered 1 year old at birth (accounting for gestation) and gains 1 year on the first day of each Chinese New Year (Spring Festival), not on their Gregorian birthday. For example, if you were born in January before Lunar New Year, your lunar age is Western age + 2 for part of the year. If born after Lunar New Year, your lunar age is Western age + 1.

→ Calculate your Chinese Lunar Age & Birthday

2. How We Determine Your Lunar Conception Month

Because the Chinese lunar calendar follows moon phases, each lunar month starts with a new moon and is 29 or 30 days long. Our tool automatically maps your Gregorian conception date to its corresponding lunar month (Month 1 / 正月 to Month 12 / 腊月).

→ Cross-check lunar months on the 2026 Chinese Calendar

3. How Chinese Leap Months (閏月) Are Handled

Because a lunar year is approximately 354 days, an intercalary (leap) month is added roughly every 2 to 3 years. Under authentic Qing Dynasty palace rules: if conception occurs in the first 14 days of a leap month, it is counted in the preceding lunar month; from day 15 onwards, it is counted in the following lunar month.

4. Can the Chinese Gender Predictor Predict Twins or Multiples?

The Qing Palace chart predicts the mother's energetic conception window based on her age and lunar month, yielding a single result (Boy or Girl). Identical twins (from a single fertilized egg) will always share the same predicted gender, whereas fraternal twins (from two eggs) may be of different genders.

Our calculator performs both complex conversions automatically using high-precision astronomical algorithms, mapping the intersection of your lunar age row (18–45) and lunar conception month column (1–12) on the authentic Qing Palace grid.

History & Imperial Origins of the Qing Dynasty Palace Chart

The Chinese Gender Predictor (清宫生男生女图) originated in the imperial court of the Qing Dynasty (1644–1912). Developed by royal astronomers and court physicians based on Yin-Yang, the Five Elements (Wu Xing), and the lunisolar calendar, it was preserved within the Forbidden City in Beijing to assist the royal family in planning male heirs.

In the late Qing era around 1900, the imperial document was brought to Europe and later transcribed in Austria, Britain, and Taiwan, evolving into one of the most widely used cultural traditions for predicting baby gender.

Baby Born in 2025, 2026, or 2027: Chinese Zodiac & BaZi

In Chinese astrology, the lunar year of birth establishes the child's animal sign and elemental constitution:

🐍
2025 · Year of the Wood Snake (Jan 29, 2025 – Feb 16, 2026): Wise, intuitive, elegant, deep-thinking, and creative.
🐎
2026 · Year of the Fire Horse (Feb 17, 2026 – Feb 5, 2027): Energetic, charismatic, independent, ambitious, and brave.
🐑
2027 · Year of the Fire Goat / Sheep (Feb 6, 2027 – Jan 25, 2028): Gentle, empathetic, artistic, kind-hearted, and peaceful.
→ Calculate Newborn BaZi (Four Pillars) Natal Chart→ Find Auspicious Delivery & Baby Dates

Global Synonyms & Cultural Variations

The chart is known globally by various cultural names: in Greater China and Taiwan as 清宫图 (Qinggong Tu) or 清宫生男生女表; in Vietnam as Bảng sinh con theo ý muốn; in German-speaking regions as Chinesischer Empfängniskalender; in French as Calendrier chinois de grossesse; and in Spanish-speaking countries as Calendario chino de embarazo.

Frequently Asked Questions